CN103907431A - Seed charging belt with seed charging teeth - Google Patents
Seed charging belt with seed charging teeth Download PDFInfo
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- CN103907431A CN103907431A CN201410126916.1A CN201410126916A CN103907431A CN 103907431 A CN103907431 A CN 103907431A CN 201410126916 A CN201410126916 A CN 201410126916A CN 103907431 A CN103907431 A CN 103907431A
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- 230000033001 locomotion Effects 0.000 claims abstract description 48
- 238000007598 dipping method Methods 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 29
- 238000010899 nucleation Methods 0.000 abstract description 26
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 5
- 238000009331 sowing Methods 0.000 description 41
- 238000005516 engineering process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000005429 filling process Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 239000013536 elastomeric material Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 244000037666 field crops Species 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The invention discloses a seed charging belt with seed charging teeth. The seed charging belt comprises a seed charging belt body, wherein seed charging chambers are formed in the outer surface of the seed charging belt body; one seed charging tooth is arranged at each of the two sides of an opening part of each seed charging chamber along the movement direction; one side, which faces the corresponding seed charging chamber, of each seed charging tooth is provided with a guiding inner inclined tooth surface which is inclined outwards; an included angle alpha of 30-60 degrees is formed between each guiding inner inclined tooth surface and the outer surface of the seed charging belt body. According to the seed charging belt, one seed charging tooth with the guiding inner inclined tooth surface is additionally arranged at each of the two sides of the opening part of each seed charging chamber, so that the seed charging teeth have disturbance on seeds in a seed charging process and the seeds smoothly enter the seed charging chamber under the combing and guiding effects of the guiding inner inclined tooth surfaces, and an arching phenomenon is prevented; the miss-seeding rate is low and the structure is simple. The seed charging belt is suitable for high-speed precise bunch planting of seeds.
Description
Technical field
The present invention relates to a kind of kind of the band that fills for seeding unit, particularly relate to a kind of band and fill kind of the band that fills of kind of tooth.
Background technology
At present, along with the quickening of land transformation advances, some large-scale farms, village co op and home farm etc. are flourish just rapidly, and field is increased to hundreds of mu, several thousand mu, mu even up to ten thousand by original several mu, tens mu.Like this, the traditional technology of broadcasting sowing, the live and rice transplanting technology of machinery, because of slow, the consuming time length of speed with miss the farming season, can not meet needs of production; Meanwhile, although the aircraft technology of broadcasting sowing is applicable to land for growing field crops operation, its cost is high, is difficult at present promote.Therefore, Developing High-speed precise hole sowing technology seems particularly important, and seeding unit is as the core of essence amount direct seeding technique, and its performance is the prerequisite that guarantees high speed precise hole sowing.
Chinese patent ZL200810150293.6 discloses a kind of belt type seeding device, it is made up of seeding box, trench digging spade, furrower, described trench digging spade top is communicated with going to the bottom of seeding box, bottom front end is connected with furrower, rear end is for going out kind of a mouth, in the passage being become with furrower petioliform by seeding box, triangle is provided with three belt pulleys, and the periphery cover of belt pulley has seeding band, on seeding band, has feed outlet; In the passage being become with furrower petioliform by seeding box, be also provided with an adjustable plate with adjusting bolt.Although this belt type seeding device is higher than the sowing efficiency of traditional seeding technique, there is following problem in it:
Owing to not having under outer force-disturbance, between seed, there is certain cohesive force, so this seeding unit is in seed-filling process, be very easy to occur " knot doming effect ", thereby make to arrange unordered seed be difficult to enter fill kind of band (being seeding band) fill kind of a chamber (being feed outlet), leakage sowing rate is high, is unfavorable for the high speed precise hole sowing of seed.
Summary of the invention
The object of the invention is the deficiency in order to overcome above-mentioned background technology, provide a kind of band that can effectively reduce leakage sowing rate to fill kind of the band that fills of kind of tooth.
In order to realize above object, a kind of band provided by the invention fills kind of the band that fills of kind of tooth, comprise and fill kind of a band body, described kind of the band body outer surface that fills is provided with and fills kind of a chamber, the described oral area that fills kind of chamber is respectively equipped with one along the both sides of the direction of motion and fills kind of a tooth, described kind of the tooth that fills is provided with pitch face in outward-dipping guiding towards a described side of filling kind of chamber, in described guiding pitch face with described in fill kind of band body outer surface angle α be 30～60 °.By kind of the tooth that fills of pitch face in the oral area both sides of filling kind of chamber add respectively a tape guide, like this, in seed-filling process, described kind of the tooth that fills can produce disturbance to seed, described in making to enter smoothly under the combing of seed pitch face in described guiding and guide effect, fill kind of a chamber, avoided the generation of " knot doming effect ", leakage sowing rate is low, simple in structure, be applicable to the high speed precise hole sowing of seed.
In such scheme, described in fill kind of the back of tooth and be provided with the flank of tooth outside guiding to a described side of filling kind of chamber, the outer flank of tooth of described guiding with described in fill kind of band body outer surface angle β be 90 °.Can play combing and guide effect to the seed that fills kind of chamber described in not entering by the outer flank of tooth of the guiding that adds, fill kind of a chamber and prepare for these seeds enter the next one, reduce further leakage sowing rate.
In such scheme, the described end face that fills kind of tooth is arcuate structure, described end face is connected with the flank of tooth outside pitch face in described guiding and described guiding respectively along the both sides of the direction of motion, and the two ends of described end face are filled kind of a band body outer surface smoother transition and are connected with described respectively.Described end face coordinates the clear kind brush one in seeding unit to work, seed flow can be separated in an orderly manner to two motion circuits, article one, be the circuit that fills kind of chamber described in entering, another is to enter the next one by the combing of the outer flank of tooth of described guiding and guiding to fill kind of a chamber, has further reduced leakage sowing rate.
In such scheme, the described outside, one end of filling kind of tooth orientation movements direction is provided with the outer pitch face of guiding, the outer pitch face of described guiding with described in to fill kind of an angle for band body outer surface be 90 °, the outer pitch face of described guiding is 120～150 ° with the angle γ of the outer flank of tooth of described guiding.Can be first the seed that fills kind of chamber described in not entering be played to combing and guide effect by the outer pitch face of the guiding that adds, so that these seeds smoothly transit on the outer flank of tooth of described guiding, optimized the moving line of seed, then reduced further leakage sowing rate.
In such scheme, pitch face in described guiding, described in fill the end face of kind of tooth and the outer pitch face of described guiding to the direction of motion extend with described in fill kind of a band body outer surface and intersect at same O point, described in fill the outer pitch face of pitch face, described end face and described guiding in kind of a band body outer surface, described guiding and form sharp wedge structure in described kind of the one end for tooth orientation movements direction of filling.Described in this point wedge structure is more conducive to, fill kind of tooth seed flow is separated into two motion circuits in an orderly manner, article one, be the circuit that fills kind of chamber described in entering, another is to enter the next one by the combing of the outer flank of tooth of described guiding and guiding to fill kind of a chamber, has further reduced leakage sowing rate.
In such scheme, pitch face fills on the inwall of kind of chamber described in being positioned at one end of the direction of motion dorsad in described guiding.Like this, in described guiding, the seed of pitch face combing and guiding fills kind of a chamber as described in not entering in high-speed motion process, described in can striking, fill on the inwall of kind of chamber, thereby drop to fill kind indoor, thereby reduced further leakage sowing rate.
In such scheme, described end face and described in fill distance between kind of band body outer surface maximum H be 2～3mm, the arc radius of described end face is 18～22mm.
In such scheme, described in fill kind of tooth length L be 15～18mm, described in fill kind of tooth width W be 2.5～4.5mm, fill described in same kind of both sides, chamber described in the distance of filling between kind of tooth be that D is 5～7mm.
In such scheme, described kind of the chamber of filling is shaped as down isosceles trapezoid along the vertical section of the direction of motion, the described length of side of going to the bottom of isosceles trapezoid is 1.5～2.5mm, upper bottom side length is 13.5～14.5mm, described fall angle ε between the Yu Yao limit, bottom of isosceles trapezoid be 120～150 °, described in fill the width of kind of chamber with fill described in same kind of both sides, chamber described in to fill distance B between kind of tooth consistent.Be designed to down isosceles trapezoidal structure by filling kind of a chamber described in general, described in the seed of being more convenient for enters, fill kind of a chamber, described in the clear kind brush cleaning of being yet more convenient in seeding unit does not enter, fill the seed of kind of chamber.
In such scheme, described in fill kind of band body and be at least provided with described in a row and fill kind of a chamber along the direction of motion, fill kind of a chamber interlaced arrangement described in adjacent two rows.
Operation principle of the present invention is as follows:
In the time originally filling kind band high-speed rotation, described in first seed flow contacts, fill the sharp wedge structure of kind of tooth, described in entering in an orderly manner under the combing of part seed pitch face in described guiding and guide effect, fill kind of a chamber, under the combing of another part seed pitch face outside described guiding and guide effect, be transitioned into outside described guiding on the flank of tooth, and then filled the position of kind of chamber to the next one by guiding movement on the outer flank of tooth of described guiding, fill kind of a chamber and prepare for entering the next one.
The invention has the advantages that:
1, by kind of the tooth that fills of pitch face in the oral area both sides of filling kind of chamber add respectively a tape guide, like this, in seed-filling process, described kind of the tooth that fills can produce disturbance to seed, described in making to enter smoothly under the combing of seed pitch face in described guiding and guide effect, fill kind of a chamber, avoided the generation of " knot doming effect ", leakage sowing rate is low, simple in structure, be applicable to the high speed precise hole sowing of seed;
2, can play combing and guide effect to the seed that fills kind of chamber described in not entering by the outer flank of tooth of the guiding that adds, fill kind of a chamber and prepare for these seeds enter the next one, reduce further leakage sowing rate;
3, described end face coordinates the clear kind brush one in seeding unit to work, seed flow can be separated in an orderly manner to two motion circuits, article one, be the circuit that fills kind of chamber described in entering, another is to enter the next one by the combing of the outer flank of tooth of described guiding and guiding to fill kind of a chamber, has further reduced leakage sowing rate;
4, can be first the seed that fills kind of chamber described in not entering be played to combing and guide effect by the outer pitch face of the guiding that adds, so that these seeds smoothly transit on the outer flank of tooth of described guiding, optimized the moving line of seed, then reduced further leakage sowing rate;
5, this point wedge structure fills kind of tooth described in being more conducive to seed flow is separated into two motion circuits in an orderly manner, article one, be the circuit that fills kind of chamber described in entering, another is to enter the next one by the combing of the outer flank of tooth of described guiding and guiding to fill kind of a chamber, has further reduced leakage sowing rate;
6, pitch face fills on the inwall of kind of chamber described in being positioned at one end of the direction of motion dorsad in described guiding, like this, in described guiding, the seed of pitch face combing and guiding fills kind of a chamber as described in not entering in high-speed motion process, described in can striking, fill on the inwall of kind of chamber, thereby drop to fill kind indoor, thereby reduced further leakage sowing rate;
7, be designed to down isosceles trapezoidal structure by filling kind of a chamber described in general, described in the seed of being more convenient for enters, fill kind of a chamber, described in the clear kind brush cleaning of being yet more convenient in seeding unit does not enter, fill the seed of kind of chamber;
8, by filling kind of a band body with described in elastomeric material manufacture, like this, in the time of the operation of seeding unit high speed, described kind of the band body that fills can play cushioning effect to seed, avoided seed because of described fill under force-disturbance, to enter outside kind of tooth etc. produce temporary impact load while filling kind of chamber and slip out and fill kind of a chamber, reduced leakage sowing rate; And, can also play the effect that reduces slippage rate, described in effectively preventing, fill between kind of band body and belt wheel and trackslip.
The present invention is compared with the prior art, and fully shows that its superiority is: high speed precise hole sowing that leakage sowing rate is low, simple in structure, easy to use, be applicable to seed etc.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the cut-away section structural representation of Fig. 1;
Fig. 3 is the double schematic diagram that fills kind of band that fills kind of cell structure;
Fig. 4 is the position relationship structural representation that fills kind of chamber and fill kind of tooth;
Fig. 5 is another structural representation that fills kind of chamber and fill the position relationship of kind of tooth;
Fig. 6 is the another structural representation that fills kind of chamber and fill the position relationship of kind of tooth;
Fig. 7 is a structural representation again that fills kind of chamber and fill the position relationship of kind of tooth;
Fig. 8 is the main TV structure schematic diagram that fills kind of chamber and fill kind of tooth;
Fig. 9 is the left TV structure schematic diagram of Fig. 8;
Figure 10 is the right TV structure schematic diagram of Fig. 8;
Figure 11 is the plan structure schematic diagram of Fig. 8.
In figure: fill kind of band body 1, fill kind of chamber 2, fill kind of tooth 3, pitch face 3a in guiding, the outer flank of tooth 3b that leads, end face 3c, outer pitch face 3d leads.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail, but this embodiment should not be construed as limitation of the present invention.
The present embodiment provides a kind of band to fill kind of the band that fills of kind of tooth, comprise and fill kind of band body 1, described kind of band body 1 outer surface that fills is provided with and fills kind of chamber 2, the described oral area that fills kind of chamber 2 is respectively equipped with one along the both sides of the direction of motion and fills kind of tooth 3, described kind of the tooth 3 that fills is provided with pitch face 3a in outward-dipping guiding towards a described side of filling kind of chamber 2, in described guiding pitch face 3a with described in fill kind of band body 1 outer surface angle α be 30～60 °.Fill kind of tooth 3 by pitch face 3a in the oral area both sides of filling kind of chamber 2 add respectively a tape guide, like this, in seed-filling process, described kind of the tooth 3 that fills can produce disturbance to seed, described in making to enter smoothly under the combing of seed pitch face 3a in described guiding and guide effect, fill kind of chamber 2, avoided the generation of " knot doming effect ", leakage sowing rate is low, simple in structure, be applicable to the high speed precise hole sowing of seed.
Above-mentioned kind of the chamber 2 of filling is shaped as down isosceles trapezoid along the vertical section of the direction of motion, the described length of side of going to the bottom of isosceles trapezoid is 1.5～2.5mm, upper bottom side length is 13.5～14.5mm, and the angle ε between the Yu Yao limit, bottom of described isosceles trapezoid is 120～150 °.Be designed to down isosceles trapezoidal structure by filling kind of chamber 2 described in general, described in the seed of being more convenient for enters, fill kind of chamber 2, described in the clear kind brush cleaning of being yet more convenient in seeding unit does not enter, fill the seed of kind of chamber 2.Particularly, fill kind of a principle based on slip, according to the frictional behavior of seed, the sliding friction angle of seed is generally greater than 30 °, to guarantee the unit weight space of seed seed simultaneously, therefore described in fill kind of chamber 2 working face (described fall the waist limit of isosceles trapezoid) be designed to 120～150 ° with filling angle ε between kind of chamber 2 bottom surfaces (the base of isosceles trapezoid), like this, described in seed more easily slips under force of sliding friction and Action of Gravity Field, fill kind of chamber 2; Seed-bearing when filling kind of chamber 2 and moving to described clear kind brush place when filling, to plant under brush effect clear, the seed that fills kind of chamber 2 upper surfaces just can brush out along the described working face that fills kind of chamber 2.
Above-mentionedly fill the side that kind of tooth 3 fills kind of chamber 2 described in dorsad and be provided with the outer flank of tooth 3b of guiding, the outer flank of tooth 3b of described guiding and described in fill kind of band body 1 outer surface angle β be 90 °.Can play combing and guide effect to the seed that fills kind of chamber 2 described in not entering by the outer flank of tooth 3b of the guiding that adds, fill kind of chamber 2 and prepare for these seeds enter the next one, reduce further leakage sowing rate.
The above-mentioned end face 3c that fills kind of tooth 3 is arcuate structure, described end face 3c is connected with flank of tooth 3b outside pitch face 3a in described guiding and described guiding respectively along the both sides of the direction of motion, and the two ends of described end face 3c are filled the 1 outer surface smoother transition of kind of band body and are connected with described respectively.Described end face 3c coordinates the clear kind brush one in seeding unit to work, seed flow can be separated in an orderly manner to two motion circuits, article one, be the circuit that fills kind of chamber 2 described in entering, another is to enter the next one by the combing of the outer flank of tooth 3b of described guiding and guiding to fill kind of chamber 2, has further reduced leakage sowing rate.In described guiding, pitch face 3a is connected with the described inwall that fills kind of chamber 2 along a side of the direction of motion, in described guiding, pitch face 3a is connected along a side of the direction of motion with described end face 3c along the opposite side of the direction of motion, described end face 3c is connected along a side of the direction of motion with flank of tooth 3b outside described guiding along the opposite side of the direction of motion, and the outer flank of tooth 3b of described guiding is connected with described kind of band body 1 outer surface that fills along the opposite side of the direction of motion.
The above-mentioned outside, one end of filling kind of tooth 3 orientation movements directions is provided with the outer pitch face 3d of guiding, the outer pitch face 3d of described guiding with described in fill kind of band body 1 outer surface angle be 90 °, the outer pitch face 3d of described guiding and the angle γ of the outer flank of tooth 3b of described guiding are 120～150 °.Can be first the seed that fills kind of chamber 2 described in not entering be played to combing and guide effect by the outer pitch face 3d of the guiding that adds, so that these seeds smoothly transit on the outer flank of tooth 3b of described guiding, optimize the moving line of seed, then reduced further leakage sowing rate.
Pitch face 3a in above-mentioned guiding, described in fill the end face 3c of kind of tooth 3 and the outer pitch face 3d of described guiding to the direction of motion extend with described in fill kind of band body 1 outer surface and intersect at same O point, described in described O point is positioned at, fill outside kind of chamber 2, described in fill pitch face 3a, described end face 3c and the outer pitch face 3d of described guiding in kind of band body 1 outer surface, described guiding and form sharp wedge structure in described one end of filling kind of tooth 3 orientation movements directions.Described in this point wedge structure is more conducive to, fill kind of tooth 3 seed flow is separated into two motion circuits in an orderly manner, article one, be the circuit that fills kind of chamber 2 described in entering, another is to enter the next one by the combing of the outer flank of tooth 3b of described guiding and guiding to fill kind of chamber 2, has further reduced leakage sowing rate.
Pitch face 3a fills on the inwall of kind of chamber 2 described in being positioned at one end of the direction of motion dorsad in above-mentioned guiding.Like this, in described guiding, the seed of pitch face 3a combing and guiding fills kind of chamber 2 as described in not entering in high-speed motion process, described in can striking, fills on the inwall of kind of chamber 2, fills in kind of chamber 2, thereby reduced further leakage sowing rate thereby drop to.Particularly, be positioned at described guiding pitch face 3a and fill edge on the inwall of kind of chamber 2 described in being positioned in one end of the direction of motion dorsad.
Above-mentioned end face 3c and described in fill distance between kind of band body 1 outer surface maximum H be 2～3mm, the arc radius of described end face 3c is 18～22mm.Described length L of filling kind of tooth 3 is 15～18mm, described in fill kind of tooth 3 width W be 2.5～4.5mm, fill described in same 2 both sides, kind of chamber described in the distance of filling between kind of tooth 3 be that D is 5～7mm, this distance B with described in to fill the width of kind of chamber 2 consistent.
Above-mentioned kind of the band body 1 that fills is at least provided with described in a row and fills kind of chamber 2 along the direction of motion, fills kind of chamber 2 interlaced arrangement described in adjacent two rows.Described kind of the band body 1 that fills is made up of elastomeric material.By filling kind of band body 1 with described in elastomeric material manufacture, like this, in the time of the operation of seeding unit high speed, described kind of the band body 1 that fills can play cushioning effect to seed, avoided seed because of described fill under force-disturbance, to enter outside kind of tooth 3 grades produce temporary impact load while filling kind of chamber and slip out and fill kind of chamber 2, reduced leakage sowing rate; And, can also play the effect that reduces slippage rate, described in effectively preventing, fill between kind of band body 1 and belt wheel and trackslip.For the generation that prevents from further trackslipping, also can on the described inner surface that fills kind of band body 1, offer anti-skidding teeth groove, change drive into driving cog simultaneously, described in driving by the mode of tooth transmission, fill kind of band body 1 and rotate.
In the time of actual production, described in fill kind of tooth 3 can with described kind of band body 1 global formation that fills, also can each self-forming after mode by bonding or welding will described in fill kind of tooth 3 and fill on kind of band body 1 described in being arranged on.
Operation principle of the present invention is as follows:
In the time originally filling kind band high-speed rotation, described in first seed flow contacts, fill the sharp wedge structure of kind of tooth 3, described in entering in an orderly manner under the combing of part seed pitch face 3a in described guiding and guide effect, fill kind of chamber 2, under the combing of another part seed pitch face 3d outside described guiding and guide effect, be transitioned into outside described guiding on flank of tooth 3b, and then filled the position of kind of chamber 2 to the next one by the upper guiding movement of the outer flank of tooth 3b of described guiding, fill kind of chamber 2 and prepare for entering the next one.
The present invention fills kind of tooth 3 by pitch face 3a's in the oral area both sides of filling kind of chamber 2 add respectively a tape guide, like this, in seed-filling process, described kind of the tooth 3 that fills can produce disturbance to seed, described in making to enter smoothly under the combing of seed pitch face 3a in described guiding and guide effect, fill kind of chamber 2, avoided the generation of " knot doming effect ", leakage sowing rate is low, simple in structure, be applicable to the high speed precise hole sowing of seed; Can play combing and guide effect to the seed that fills kind of chamber 2 described in not entering by the outer flank of tooth 3b of the guiding that adds, fill kind of chamber 2 and prepare for these seeds enter the next one, reduce further leakage sowing rate; Described end face 3c coordinates the clear kind brush one in seeding unit to work, seed flow can be separated in an orderly manner to two motion circuits, article one, be the circuit that fills kind of chamber 2 described in entering, another is to enter the next one by the combing of the outer flank of tooth 3b of described guiding and guiding to fill kind of chamber 2, has further reduced leakage sowing rate; Can be first the seed that fills kind of chamber 2 described in not entering be played to combing and guide effect by the outer pitch face 3d of the guiding that adds, so that these seeds smoothly transit on the outer flank of tooth 3b of described guiding, optimize the moving line of seed, then reduced further leakage sowing rate; Described in this point wedge structure is more conducive to, fill kind of tooth 3 seed flow is separated into two motion circuits in an orderly manner, article one, be the circuit that fills kind of chamber 2 described in entering, another is to enter the next one by the combing of the outer flank of tooth 3b of described guiding and guiding to fill kind of chamber 2, has further reduced leakage sowing rate; Pitch face 3a fills on the inwall of kind of chamber 2 described in being positioned at one end of the direction of motion dorsad in described guiding, like this, in described guiding, the seed of pitch face 3a combing and guiding fills kind of chamber 2 as described in not entering in high-speed motion process, described in can striking, fill on the inwall of kind of chamber 2, fill in kind of chamber 2 thereby drop to, thereby reduced further leakage sowing rate; Be designed to down isosceles trapezoidal structure by filling kind of chamber 2 described in general, described in the seed of being more convenient for enters, fill kind of chamber 2, described in the clear kind brush cleaning of being yet more convenient in seeding unit does not enter, fill the seed of kind of chamber 2; By filling kind of band body 1 with described in elastomeric material manufacture, like this, in the time of the operation of seeding unit high speed, described kind of the band body 1 that fills can play cushioning effect to seed, avoided seed because of described fill under force-disturbance, to enter outside kind of tooth 3 grades produce temporary impact load while filling kind of chamber and slip out and fill kind of chamber 2, reduced leakage sowing rate; And, can also play the effect that reduces slippage rate, described in effectively preventing, fill between kind of band body 1 and belt wheel and trackslip.
Above embodiment has been described basic principle of the present invention and principal character, illustrates advantage of the present invention.The present invention is not subject to the restriction of above-mentioned embodiment, and in the protection domain of spirit of the present invention and claim, any modification and change that the present invention is made, all fall within the scope of protection of the present invention.
Claims (10)
1. a band fills kind of the band that fills of kind of tooth, comprise and fill kind of a band body (1), described kind of a band body (1) outer surface that fills is provided with and fills kind of a chamber (2), it is characterized in that: described in fill kind of a chamber (2) oral area be respectively equipped with one along the both sides of the direction of motion and fill kind of a tooth (3), described kind of the tooth (3) that fills is provided with pitch face in outward-dipping guiding (3a) towards a described side of filling kind of a chamber (2), in described guiding pitch face (3a) with described in fill kind of a band body (1) outer surface angle α be 30～60 °.
2. a kind of band as claimed in claim 1 fills kind of the band that fills of kind of tooth, it is characterized in that: described in fill the side that kind of a tooth (3) fills kind of a chamber (2) described in dorsad and be provided with the outer flank of tooth of guiding (3b), the outer flank of tooth (3b) of described guiding and described in fill kind of a band body (1) outer surface angle β be 90 °.
3. a kind of band as claimed in claim 2 fills kind of the band that fills of kind of tooth, it is characterized in that: described in fill kind of a tooth (3) end face (3c) be arcuate structure, described end face (3c) is connected with the flank of tooth (3b) outside pitch face (3a) in described guiding and described guiding respectively along the both sides of the direction of motion, and the two ends of described end face (3c) are filled kind of a band body (1) outer surface smoother transition and are connected with described respectively.
4. a kind of band as claimed in claim 2 fills kind of the band that fills of kind of tooth, it is characterized in that: described in fill kind of a tooth (3) orientation movements direction one end outside be provided with the outer pitch face of guiding (3d), the outer pitch face (3d) of described guiding with described in fill kind of a band body (1) outer surface angle be 90 °, the outer pitch face (3d) of described guiding is 120～150 ° with the angle γ of the outer flank of tooth (3b) of described guiding.
5. a kind of band as claimed in claim 4 fills kind of the band that fills of kind of tooth, it is characterized in that: pitch face (3a) in described guiding, described in fill the end face (3c) of kind of a tooth (3) and the outer pitch face (3d) of described guiding to the direction of motion extend with described in fill kind of a band body (1) outer surface and intersect at same O point, described in fill in kind of a band body (1) outer surface, described guiding pitch face (3d) outside pitch face (3a), described end face (3c) and described guiding and form sharp wedge structure in described one end of filling kind of a tooth (3) orientation movements direction.
6. a kind of band as claimed in claim 1 fills kind of the band that fills of kind of tooth, it is characterized in that: pitch face (3a) fills on the inwall of kind of a chamber (2) described in being positioned at one end of the direction of motion dorsad in described guiding.
7. a kind of band as claimed in claim 3 fills kind of the band that fills of kind of tooth, it is characterized in that: described end face (3c) and described in fill distance between kind of a band body (1) outer surface maximum H be 2～3mm, the arc radius of described end face (3c) is 18～22mm.
8. a kind of band as claimed in claim 1 fills kind of the band that fills of kind of tooth, it is characterized in that: described in fill kind of a tooth (3) length L be 15～18mm, described width W of filling kind of a tooth (3) is 2.5～4.5mm, be positioned at fill described in same both sides, kind of a chamber (2) described in the distance of filling between kind of a tooth (3) be that D is 5～7mm.
9. a kind of band as claimed in claim 1 fills kind of the band that fills of kind of tooth, it is characterized in that: described in fill kind of a chamber (2) and be shaped as down isosceles trapezoid along the vertical section of the direction of motion, the described length of side of going to the bottom of isosceles trapezoid is 1.5～2.5mm, upper bottom side length is 13.5～14.5mm, described fall angle ε between the Yu Yao limit, bottom of isosceles trapezoid be 120～150 °, described in fill kind of a chamber (2) width be positioned at fill described in same both sides, kind of a chamber (2) described in to fill distance B between kind of a tooth (3) consistent.
10. a kind of band claimed in claim 1 fills kind of the band that fills of kind of tooth, it is characterized in that: described in fill kind of a band body (1) and be at least provided with described in a row and fill kind of a chamber (2) along the direction of motion, fill kind of a chamber (2) interlaced arrangement described in adjacent two rows.
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| CN201410126916.1A CN103907431B (en) | 2014-03-31 | 2014-03-31 | What a kind of band filled kind of tooth to fill kind band |
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| CN103907431B CN103907431B (en) | 2016-02-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111699794A (en) * | 2019-03-17 | 2020-09-25 | 石河子大学 | Seed supply box with vibration sequence adjusting, queuing and seed filling functions |
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| CN103907431B (en) | 2016-02-24 |
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